移动设备端三个主要的游戏开发引擎cocos2d-x，libgdx，Unity3d

cocos2d-x

1. Opensource.
2. Less community support but good support on other sites (3k search results on stackoverflow).
3. Many Famous games like 2048,BADLAND are developed using cocos2d-x
4. The minimum size of game developed on cocos2d-x can be as low as 1.5MB
5. Supports both 2D and 3D but mainly used for 2D.
6. C++ is mainly used for development.

libgdx

1. Opensource.
2. Good community support as well as on other sites (9k search results on stackoverflow).
3. Some famous games like Ingress,Apparatus are developed on libgdx.
4. Supports both 2D and 3D.
5. Java is mainly used for development.

Unity

1. Paid.
2. Huge Community support and huge support on other sites (15k search results on stackoverflow)
3. Many famous games like monument valley, Temple Run 2, Angry Birds Epic are developed on Unity.
4. Supports both 2D and 3D but mainly used for 3D only because developing 3D games on unity is very easy as compared to other platforms.
5. The minimum size of game developed on unity is around 8MB.
6. C#,unityscript is mainly used for developemnt.

重点提到cocos2d，因为我们将开始cocos2d-Lua的学习之旅。

cocos2d-lua下载地址：http://www.cocos.com/download/cocos2d-lua/

http://edu.csdn.net/course/detail/469/5049?auto_start=1